osfv_cli: Add power LED polarity

Sometimes the polarity of the power LED may be inverted,
i.e. active low. Additional logic is needed to invert
the returned value, so that it matches the state of the
platform power.

Signed-off-by: Michał Żygowski <michal.zygowski@3mdeb.com>

Author: miczyg1

osfv_cli/src/osfv/cli/cli.py

@@ -517,6 +517,13 @@ def gpio_get(rte, args):
 
 def check_pwr_led(rte, args):
     state = rte.gpio_get(RTE.GPIO_PWR_LED)
+    polarity = rte.dut_data.get("pwr_led", {}).get("polarity")
+    if polarity and polarity == "active low":
+        if state == "high":
+            state = "low"
+        else:
+            state = "high"
+
     print(f"Power LED state: {'ON' if state == 'high' else 'OFF'}")
     return state
 

osfv_cli/src/osfv/libs/models.py

@@ -60,6 +60,7 @@ def load_model_data(self, dut_model, exit_on_failure=True):
             "rte_1_1", "rte_1_0", "ch341a", "dediprog"
         )
         flashing_power_state_validator = Any("G3", "S5")
+        pwr_led_validator = Any("active low", "active high")
 
         schema = Schema(
             {
@@ -83,6 +84,9 @@ def load_model_data(self, dut_model, exit_on_failure=True):
                         "flashing_power_state"
                     ): flashing_power_state_validator,
                 },
+                Optional("pwr_led"): {
+                    Required("polarity"): pwr_led_validator,
+                },
                 Optional("reset_cmos", default=False): bool,
                 Optional("disable_wp", default=False): bool,
             }

osfv_cli/src/osfv/models/MZ33-AR1 Rev. 3.yml

@@ -14,3 +14,6 @@ pwr_ctrl:
   sonoff: true
   relay: false
   flashing_power_state: "G3"
+
+pwr_led:
+  polarity: "active low"

osfv_cli/src/osfv/rf/rte_robot.py

@@ -345,6 +345,13 @@ def rte_gpio_set(self, gpio_no, state):
     @keyword(types=None)
     def rte_check_power_led(self):
         state = self.rte.gpio_get(RTE.GPIO_PWR_LED)
+        polarity = self.dut_data.get("pwr_led", {}).get("polarity")
+        if polarity and polarity == "active low":
+            if state == "high":
+                state = "low"
+            else:
+                state = "high"
+
         robot.api.logger.info(
             f"Power LED state: {'ON' if state == 'high' else 'OFF'}"
         )